ISO 11540:1993 PDF
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Caps for writing and marking instruments intended for use by children up to 14 years of age — Safety requirements
Specifies safety requirements for cap size, ventilated caps (vent area, air flow) and marking. Annex A describes the test for air flow. Caps which do not comply should have the instrument or its packaging labelled with a warning as to the dangers of asphyxiation from pen caps.
| Edition | 1993 |
|---|---|
| Published Date | 1993 |
| Published By | International Standardization Organisation |
| Page Count | 4 |
